{"id":9813,"date":"2024-08-15T13:54:11","date_gmt":"2024-08-15T05:54:11","guid":{"rendered":"https:\/\/www.cybermedian.com\/tw\/understanding-the-uml-class-diagram\/"},"modified":"2026-04-20T09:09:55","modified_gmt":"2026-04-20T09:09:55","slug":"understanding-the-uml-class-diagram","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/tw\/understanding-the-uml-class-diagram\/","title":{"rendered":"\u7406\u89e3UML\u985e\u5716"},"content":{"rendered":"<p>UML\uff08<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\">\u7d71\u4e00\u5efa\u6a21\u8a9e\u8a00<\/a>\uff09\u985e\u5716\u662f\u8edf\u9ad4\u8a2d\u8a08\u8207\u958b\u767c\u4e2d\u7684\u57fa\u672c\u5de5\u5177\u3002\u5b83\u662f\u4e00\u7a2e\u7d50\u69cb\u5716\uff0c\u63d0\u4f9b\u7cfb\u7d71\u975c\u614b\u7d50\u69cb\u7684\u8996\u89ba\u5316\u8868\u793a\uff0c\u8457\u91cd\u65bc\u985e\u3001\u5b83\u5011\u7684\u5c6c\u6027\u3001\u64cd\u4f5c\u4ee5\u53ca\u5b83\u5011\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/p>\n<p><strong>\u76ee\u7684\u8207\u4f7f\u7528\u6848\u4f8b<\/strong><br \/>\u985e\u5716\u5728\u8edf\u9ad4\u958b\u767c\u904e\u7a0b\u4e2d\u5177\u6709\u591a\u9805\u95dc\u9375\u7528\u9014\uff1a<\/p>\n<ol>\n<li><a href=\"https:\/\/online.visual-paradigm.com\/community\/share\/domain-model-1n81qldsbp\"><strong>\u9818\u57df\u5efa\u6a21<\/strong><\/a>\uff1a\u985e\u5716\u5e38\u88ab\u7528\u4f86\u5efa\u6a21\u554f\u984c\u7684\u62bd\u8c61\u9818\u57df\uff0c\u6355\u6349\u95dc\u9375\u5be6\u9ad4\u53ca\u5176\u95dc\u4fc2\u3002\u9019\u500b\u300c\u9818\u57df\u6a21\u578b\u300d\u4f5c\u70ba\u5229\u76ca\u76f8\u95dc\u8005\u8207\u958b\u767c\u5718\u968a\u4e4b\u9593\u7684\u5171\u540c\u7406\u89e3\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/cn\/guide\/uml-unified-modeling-language\/uml-modeling-software-process-and-tool\/\"><strong>\u8edf\u9ad4\u8a2d\u8a08<\/strong><\/a>\uff1a\u985e\u5716\u5728\u8a2d\u8a08\u8edf\u9ad4\u7cfb\u7d71\u7684\u67b6\u69cb\u8207\u7d50\u69cb\u65b9\u9762\u81f3\u95dc\u91cd\u8981\u3002\u5b83\u5e6b\u52a9\u67b6\u69cb\u5e2b\u8207\u958b\u767c\u4eba\u54e1\u7d44\u7e54\u985e\u5225\u3001\u8b58\u5225\u4f9d\u8cf4\u95dc\u4fc2\uff0c\u4e26\u898f\u5283\u5be6\u4f5c\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/features\/code-engineering-tools\/\"><strong>\u7a0b\u5f0f\u78bc\u7522\u751f<\/strong><\/a>\uff1a\u985e\u5716\u53ef\u7528\u4f5c\u81ea\u52d5\u5316\u7a0b\u5f0f\u78bc\u7522\u751f\u7684\u57fa\u790e\uff0c\u5176\u4e2d\u5716\u8868\u7528\u4f86\u7522\u751f\u6240\u9078\u7a0b\u5f0f\u8a9e\u8a00\u4e2d\u985e\u5225\u3001\u5c6c\u6027\u8207\u65b9\u6cd5\u7684\u521d\u59cb\u7d50\u69cb\u3002<\/li>\n<li><strong>\u6587\u4ef6\u5316<\/strong>\uff1a\u8a2d\u8a08\u826f\u597d\u7684\u985e\u5716\u80fd\u63d0\u4f9b\u7cfb\u7d71\u7d50\u69cb\u7684\u6e05\u6670\u4e14\u7c21\u660e\u7684\u6587\u4ef6\uff0c\u6709\u52a9\u65bc\u6e9d\u901a\u3001\u7dad\u8b77\u8207\u672a\u4f86\u7684\u958b\u767c\u5de5\u4f5c\u3002<\/li>\n<\/ol>\n<p><strong>\u985e\u5716\u7684\u95dc\u9375\u5143\u7d20<\/strong><br \/>UML\u985e\u5716\u7684\u4e3b\u8981\u7d44\u6210\u90e8\u5206\u5305\u62ec\uff1a<\/p>\n<ol>\n<li><strong>\u985e\u5225<\/strong>\uff1a\u9019\u4e9b\u4ee3\u8868\u7cfb\u7d71\u7684\u57fa\u672c\u69cb\u5efa\u55ae\u5143\uff0c\u5c01\u88dd\u8cc7\u6599\uff08\u5c6c\u6027\uff09\u8207\u884c\u70ba\uff08\u64cd\u4f5c\u6216\u65b9\u6cd5\uff09\u3002<\/li>\n<li><strong>\u5c6c\u6027<\/strong>\uff1a\u8207\u985e\u5225\u76f8\u95dc\u7684\u8cc7\u6599\u6216\u5c6c\u6027\uff0c\u4f8b\u5982\u59d3\u540d\u3001\u5e74\u9f61\u6216\u8b58\u5225\u78bc\u3002<\/li>\n<li><strong>\u64cd\u4f5c<\/strong>\uff1a\u985e\u5225\u53ef\u57f7\u884c\u7684\u884c\u70ba\u6216\u65b9\u6cd5\uff0c\u4f8b\u5982\u00a0<code>calculateArea()<\/code>\u6216\u00a0<code>sendNotification()<\/code>.<\/li>\n<li><strong>\u95dc\u4fc2<\/strong>\uff1a\u985e\u5225\u4e4b\u9593\u7684\u9023\u63a5\uff0c\u4f8b\u5982\u95dc\u806f\u3001\u805a\u5408\u3001\u7d44\u5408\u3001\u6cdb\u5316\u8207\u5be6\u4f5c\u3002<\/li>\n<li><strong>\u53ef\u898b\u6027<\/strong>\uff1a\u985e\u5225\u6210\u54e1\u7684\u53ef\u5b58\u53d6\u6027\uff0c\u901a\u5e38\u4ee5\u7b26\u865f\u5982\u00a0<code>+<\/code>\u00a0(\u516c\u958b)\uff0c\u00a0<code>-<\/code>\u00a0(\u79c1\u6709)\uff0c\u4ee5\u53ca\u00a0<code>#<\/code>\u00a0(\u4fdd\u8b77)\u3002<\/li>\n<li><strong>\u591a\u91cd\u6027<\/strong>\uff1a\u95dc\u4fc2\u7684\u57fa\u6578\uff0c\u8868\u793a\u4e00\u500b\u985e\u5225\u7684\u5be6\u4f8b\u53ef\u4ee5\u8207\u53e6\u4e00\u500b\u985e\u5225\u7684\u5be6\u4f8b\u95dc\u806f\u7684\u6578\u91cf\u3002<\/li>\n<\/ol>\n<p><strong>\u985e\u5716\u4e2d\u7684\u95dc\u4fc2<\/strong><br \/>\u985e\u5716\u4e2d\u6240\u5448\u73fe\u7684\u4e3b\u8981\u95dc\u4fc2\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li><strong>\u95dc\u806f<\/strong>\uff1a\u5169\u500b\u985e\u5225\u4e4b\u9593\u7684\u7d50\u69cb\u95dc\u4fc2\uff0c\u8868\u793a\u5b83\u5011\u4e4b\u9593\u7684\u9023\u63a5\u6216\u9023\u7d50\u3002<\/li>\n<li><strong>\u805a\u5408<\/strong>\uff1a\u4e00\u7a2e\u7279\u6b8a\u7684\u95dc\u806f\uff0c\u5176\u4e2d\u4e00\u500b\u985e\u5225\u662f\u300c\u6574\u9ad4\u300d\uff0c\u53e6\u4e00\u500b\u985e\u5225\u662f\u300c\u90e8\u5206\u300d\u3002<\/li>\n<li><strong>\u7d44\u5408<\/strong>\uff1a\u4e00\u7a2e\u66f4\u5f37\u7684\u805a\u5408\u5f62\u5f0f\uff0c\u5176\u4e2d\u300c\u90e8\u5206\u300d\u985e\u5225\u7121\u6cd5\u7368\u7acb\u65bc\u300c\u6574\u9ad4\u300d\u985e\u5225\u5b58\u5728\u3002<\/li>\n<li><strong>\u6cdb\u5316<\/strong>\uff1a\u4e00\u7a2e\u7e7c\u627f\u95dc\u4fc2\uff0c\u5176\u4e2d\u5b50\u985e\u5225\u5f9e\u8d85\u985e\u5225\u7e7c\u627f\u5c6c\u6027\u548c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u5be6\u73fe<\/strong>\uff1a\u4e00\u7a2e\u5be6\u73fe\u95dc\u4fc2\uff0c\u5176\u4e2d\u4e00\u500b\u985e\u5225\u5be6\u73fe\u7531\u4ecb\u9762\u5b9a\u7fa9\u7684\u5408\u7d04\u3002<\/li>\n<\/ol>\n<p><strong>\u5efa\u7acb\u985e\u5716\u7684\u6700\u4f73\u5be6\u52d9<\/strong><br \/>\u70ba\u4e86\u5efa\u7acb\u6709\u6548\u4e14\u53ef\u7dad\u8b77\u7684\u985e\u5716\uff0c\u8acb\u8003\u616e\u4ee5\u4e0b\u6700\u4f73\u5be6\u52d9\uff1a<\/p>\n<ol>\n<li><strong>\u8457\u91cd\u65bc\u76f8\u95dc\u7d30\u7bc0<\/strong>\uff1a\u50c5\u5305\u542b\u50b3\u9054\u7cfb\u7d71\u7d50\u69cb\u8207\u529f\u80fd\u6240\u5fc5\u9700\u7684\u6700\u91cd\u8981\u985e\u5225\u3001\u5c6c\u6027\u548c\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e00\u81f4\u7684\u547d\u540d\u898f\u7bc4<\/strong>\uff1a\u5efa\u7acb\u4e26\u9075\u5faa\u6e05\u6670\u7684\u547d\u540d\u898f\u7bc4\uff0c\u7528\u65bc\u985e\u5225\u3001\u5c6c\u6027\u548c\u64cd\u4f5c\uff0c\u4ee5\u63d0\u5347\u53ef\u8b80\u6027\u548c\u7406\u89e3\u5ea6\u3002<\/li>\n<li><strong>\u908f\u8f2f\u6027\u5730\u7d44\u7e54<\/strong>\uff1a\u5c07\u76f8\u95dc\u7684\u985e\u5225\u805a\u96c6\u5728\u4e00\u8d77\uff0c\u4e26\u5b89\u6392\u5716\u5f62\u4ee5\u63d0\u5347\u6e05\u6670\u5ea6\u4e26\u6e1b\u5c11\u4ea4\u53c9\u7dda\u3002<\/li>\n<li><strong>\u5584\u7528\u6a23\u5f0f<\/strong>\uff1a\u4f7f\u7528UML\u6a23\u5f0f\u4f86\u6a19\u8a3b\u7279\u6b8a\u985e\u578b\u7684\u985e\u5225\uff0c\u4f8b\u5982\u00a0<code>&lt;&lt;\u4ecb\u9762&gt;&gt;<\/code>\u6216<code>&lt;&lt;\u62bd\u8c61&gt;&gt;<\/code>.<\/li>\n<li><strong>\u8a18\u9304\u95dc\u4fc2<\/strong>\uff1a\u660e\u78ba\u6a19\u793a\u985e\u5225\u4e4b\u9593\u7684\u95dc\u4fc2\u985e\u578b\uff0c\u4e26\u5728\u9069\u7576\u60c5\u6cc1\u4e0b\u63d0\u4f9b\u591a\u91cd\u6027\u8cc7\u8a0a\u3002<\/li>\n<li><strong>\u4fdd\u6301\u7c21\u6f54<\/strong>\uff1a\u907f\u514d\u5728\u5716\u8868\u4e2d\u5806\u758a\u4e0d\u5fc5\u8981\u7684\u7d30\u7bc0\uff1b\u5c08\u6ce8\u65bc\u6838\u5fc3\u7d50\u69cb\u8207\u95dc\u4fc2\u3002<\/li>\n<\/ol>\n<p>\u900f\u904e\u7406\u89e3 UML \u985e\u5225\u5716\u7684\u95dc\u9375\u5143\u7d20\u8207\u6700\u4f73\u5be6\u52d9\uff0c\u8edf\u9ad4\u5718\u968a\u53ef\u4ee5\u6709\u6548\u904b\u7528\u9019\u9805\u5f37\u5927\u7684\u5de5\u5177\u4f86\u8a2d\u8a08\u3001\u6587\u4ef6\u5316\u4e26\u6e9d\u901a\u7cfb\u7d71\u67b6\u69cb\u3002<\/p>\n<p><strong>\u904b\u7528 Visual Paradigm \u9032\u884c UML \u5efa\u6a21<\/strong><\/p>\n<p>\u5728\u5efa\u7acb\u8207\u7ba1\u7406 UML \u985e\u5225\u5716\u65b9\u9762\uff0cVisual Paradigm \u662f\u4e00\u500b\u6975\u4f73\u7684\u5de5\u5177\u9078\u64c7\u3002Visual Paradigm \u662f\u4e00\u5957\u5b8c\u6574\u7684\u8edf\u9ad4\u5efa\u6a21\u8207\u8a2d\u8a08\u5957\u4ef6\uff0c\u63d0\u4f9b\u5f37\u5927\u7684 UML \u5efa\u6a21\u74b0\u5883\uff0c\u4ee5\u53ca\u591a\u6a23\u5316\u7684\u5176\u4ed6\u5716\u8868\u9700\u6c42\u3002<\/p>\n<p><strong>\u76f4\u89ba\u7684 UML \u5716\u8868\u7e6a\u88fd<\/strong><br \/>\nVisual Paradigm \u63d0\u4f9b\u76f4\u89ba\u7684\u4f7f\u7528\u8005\u4ecb\u9762\u8207\u8c50\u5bcc\u7684 UML \u5efa\u6a21\u529f\u80fd\uff0c\u8b93\u60a8\u8f15\u9b06\u5efa\u7acb\u7d50\u69cb\u826f\u597d\u4e14\u8996\u89ba\u5438\u5f15\u4eba\u7684\u985e\u5225\u5716\u3002\u8a72\u5de5\u5177\u7684\u62d6\u653e\u529f\u80fd\u3001\u53ef\u81ea\u8a02\u7bc4\u672c\u8207\u81ea\u52d5\u4f48\u5c40\u80fd\u529b\uff0c\u8b93\u958b\u767c\u4eba\u54e1\u8207\u67b6\u69cb\u5e2b\u80fd\u4ee5\u6700\u5c11\u7684\u52aa\u529b\u5feb\u901f\u5efa\u7acb\u4e26\u6574\u7406\u8907\u96dc\u7684\u985e\u5225\u5716\u3002<\/p>\n<p><strong>\u9032\u968e\u5efa\u6a21\u529f\u80fd<\/strong><br \/>\n\u9664\u4e86\u57fa\u672c\u7684\u985e\u5225\u5716\u5efa\u7acb\u5916\uff0cVisual Paradigm \u652f\u63f4\u5b8c\u6574\u7684 UML \u5716\u8868\u985e\u578b\uff0c\u5305\u62ec\u7528\u4f8b\u5716\u3001\u5e8f\u5217\u5716\u3001\u6d3b\u52d5\u5716\u7b49\u3002\u9019\u8b93\u5718\u968a\u80fd\u4ee5\u7d71\u4e00\u7684\u5efa\u6a21\u65b9\u5f0f\u5b8c\u6574\u6355\u6349\u7cfb\u7d71\u67b6\u69cb\u8207\u884c\u70ba\u3002<\/p>\n<p><strong>\u7121\u7e2b\u6574\u5408\u8207\u5354\u4f5c<\/strong><br \/>\nVisual Paradigm \u53ef\u8207 IntelliJ IDEA\u3001Eclipse\u3001Visual Studio \u7b49\u4e3b\u6d41 IDE \u7121\u7e2b\u6574\u5408\uff0c\u8b93\u958b\u767c\u4eba\u54e1\u80fd\u5f9e\u985e\u5225\u5716\u7522\u751f\u7a0b\u5f0f\u78bc\uff0c\u4e26\u540c\u6b65\u6a21\u578b\u8207\u7a0b\u5f0f\u78bc\u5eab\u4e4b\u9593\u7684\u8b8a\u66f4\u3002\u8a72\u5de5\u5177\u4e5f\u652f\u63f4\u5354\u4f5c\u5f0f\u5efa\u6a21\uff0c\u5141\u8a31\u5718\u968a\u6210\u54e1\u540c\u6642\u8655\u7406\u5716\u8868\uff0c\u4e26\u5373\u6642\u8ffd\u8e64\u8b8a\u66f4\u3002<\/p>\n<p><strong>\u5f37\u5927\u7684\u8996\u89ba\u5316\u8207\u5831\u8868\u529f\u80fd<\/strong><br \/>\nVisual Paradigm \u7684\u9032\u968e\u8996\u89ba\u5316\u529f\u80fd\uff0c\u4f8b\u5982\u81ea\u8a02\u4f48\u5c40\u9078\u9805\u3001\u8272\u5f69\u4e3b\u984c\u8207\u8a3b\u89e3\u5de5\u5177\uff0c\u5354\u52a9\u5718\u968a\u5efa\u7acb\u4e0d\u50c5\u529f\u80fd\u6b63\u78ba\uff0c\u800c\u4e14\u8996\u89ba\u5438\u5f15\u4e14\u6613\u65bc\u7406\u89e3\u7684\u985e\u5225\u5716\u3002\u8a72\u5de5\u5177\u4e5f\u63d0\u4f9b\u5ee3\u6cdb\u7684\u5831\u8868\u529f\u80fd\uff0c\u8b93\u4f7f\u7528\u8005\u80fd\u7522\u751f\u5b8c\u6574\u7684\u6587\u4ef6\uff0c\u4e26\u8207\u5229\u5bb3\u95dc\u4fc2\u4eba\u5206\u4eab\u6d1e\u5bdf\u3002<\/p>\n<p><strong>\u53ef\u64f4\u5c55\u6027\u8207\u4f01\u696d\u7d1a\u529f\u80fd<\/strong><br \/>\nVisual Paradigm \u8a2d\u8a08\u7528\u65bc\u8655\u7406\u5927\u578b\u4f01\u696d\u7d1a\u5c08\u6848\u3002\u5b83\u63d0\u4f9b\u5f37\u5927\u7684\u7248\u672c\u63a7\u5236\u3001\u5b58\u53d6\u7ba1\u7406\u8207\u6a21\u578b\u6cbb\u7406\u529f\u80fd\uff0c\u8b93\u5718\u968a\u80fd\u6709\u6548\u7ba1\u7406\u8907\u96dc\u7cfb\u7d71\uff0c\u4e26\u78ba\u4fdd\u7d44\u7e54\u5167\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p><strong>\u7d50\u8ad6<\/strong><br \/>\n\u5c0d\u65bc\u5e0c\u671b\u5584\u7528<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-class-diagram-tutorial\/\">UML \u985e\u5225\u5716<\/a>\u65bc\u958b\u767c\u6d41\u7a0b\u4e2d\u7684\u8edf\u9ad4\u5718\u968a\u800c\u8a00\uff0cVisual Paradigm 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